1. College of Traditional Chinese Medicine, Guangdong Pharmaceutical University, Guangzhou, Guangdong, China;
2. Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming, Yunnan, China;
3. School of Life Science, Yunnan University, Kunming, Yunnan, China;
4. Key Laboratory of State Administration of Traditional Chinese Medicine for Production & Development of Cantonese Medicinal Materials, Guangzhou, Guangdong, China